CN102111815B - Method and device for controlling load balance - Google Patents
Method and device for controlling load balance Download PDFInfo
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- CN102111815B CN102111815B CN201110048494.7A CN201110048494A CN102111815B CN 102111815 B CN102111815 B CN 102111815B CN 201110048494 A CN201110048494 A CN 201110048494A CN 102111815 B CN102111815 B CN 102111815B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W36/16—Performing reselection for specific purposes
- H04W36/22—Performing reselection for specific purposes for handling the traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
- H04W36/142—Reselecting a network or an air interface over the same radio air interface technology
Abstract
The invention discloses a method and a device for controlling load balance, and relates to the technical field of communication and can realize the load balance of a data optimized (DO) system and a 1x system. The scheme provided by an embodiment of the invention comprises: when a load of the DO system is higher than a first threshold, sending a load query message to a base station controller (BSC) of the 1x system by receiving connection request information sent by a hybrid access terminal (HAT) in the DO system, and receiving a load query response message sent by the BSC of the 1x system, wherein the load query response message comprises information indicating the 1x system overload situation; and when the information indicates that the 1x system is not overloaded, sending a system switching message to the BSC of the 1x system to indicate that the BSC of the 1x system switches the DO system into the 1x system for performing a data service on the HAT. The scheme provided by the embodiment of the invention is suitable for processing the load balance of the DO system and the 1x system.
Description
Technical field
The present invention relates to communication technical field, relate in particular to control method and the device of load balancing.
Background technology
CDMA (Code Division Multiple Access, code division multiple access) 1X refers to the first stage of cdma2000, forward link data rate can reach 144Kbps, network portion is introduced packet switching, can support Mobile IP (Internet Protocol, the agreement interconnected between network) business.CDMA 1X network can be used as the carrying platform of voice service, also can be used as wireless access Internet packet data bearers platform, can, for the user provides traditional voice service, can be both also the data service of opposite end, user providing end packet transfer mode.
CDMA2000 1x EV-DO standard originates from HDR (the High Data Rate of Qualcomm company the earliest, high speed data transfer) technology, in the time of 1997, Qualcomm is just to CDG (CDMA Development Group, the CDMA development group) concept of HDR has been proposed, after this through constantly improving and testing and submitted formal technical scheme with the title of CDMA2000 1x EV-DO to 3GPP2 (3rd Generation Partnership Project2, third generation partner program 2) in March, 2000.The meaning of 1xEV is ' Evolution ', also means the development of standard, and the meaning of DO is Data Only or Data Optimized, means that the EV-DO technology is in the effective enhancements provided aspect data service to CDMA2000 1X network.
At present, CDMA2000 1x EV-DO system (be called for short DO system) is for terminal provides data, services, and high-speed packet data service and low speed voice and data service are carried out to separating treatment, and wherein, high-speed packet data service provides by separate carrier.And traditional low speed speech business and middle low speed packet data service are still provided by the 1x system.For the compatibility that realizes DO system and CDMA 1X system (be called for short 1x system) and and deposit interoperability, Qualcomm provides a kind of hybrid access terminal HAT interoperability rule of (Hybrid Access Terminal), wherein HAT comprises the 1x/DO dual-mode terminal, this rule predetermining speech business priority access 1x system, data service priority access DO system.Thereby, when HAT carries out data service under the 1x/DO hybrid system, the preferential access DO system of selecting.
In order to improve spectrum efficiency, under the 1x/DO hybrid system, if the DO system loading of priority treatment data service is high, and in the low situation of 1x system loading, operator wishes that the 1x system can share the load of DO system, so that DO and the equilibrium of 1x system loading.Yet prior art does not also have a kind of technical scheme can solve the problem of load balancing between DO system and 1x system.
Summary of the invention
Embodiments of the invention provide a kind of control method and device of load balancing, can realize the load balancing of DO system and 1x system.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of control method of load balancing comprises:
Receive the connection request message that hybrid access terminal HAT sends under CDMA2000 1x EV-DO system;
When the load of described CDMA2000 1x EV-DO system during higher than the first thresholding, to the base station controller BSC of CDMA2000 1x system, send the load query messages;
Receive the load query response message of the BSC transmission of described CDMA2000 1x system, described load query response message comprises the indication information whether CDMA2000 1x system loading transships;
When described indication information is described CDMA2000 1x system loading nonoverload, to the BSC transmitting system switching message of described CDMA2000 1x system, indicate the BSC of described CDMA2000 1x system that described HAT is switched to described CDMA2000 1x system and carries out data service from described CDMA2000 1x EV-DO system.
A kind of control method of load balancing comprises:
Receive the load query messages of the access network AN transmission of CDMA2000 1x EV-DO system;
Judge that whether the load of CDMA2000 1x system is higher than the second thresholding;
During not higher than described the second thresholding, the indication information of described CDMA2000 1x system loading nonoverload is sent to the AN of described CDMA2000 1x EV-DO system when the load of judging described CDMA2000 1x system;
Receive the system switching message of the AN transmission of described CDMA2000 1x EV-DO system, hybrid access terminal HAT is switched to described CDMA2000 1x system and carries out data service from described CDMA2000 1x EV-DO system.
A kind of device of load balancing comprises:
The first receiving element, the connection request message sent under CDMA2000 1x EV-DO system for receiving hybrid access terminal HAT;
The first transmitting element, for the load when described CDMA2000 1x EV-DO system during higher than the first thresholding, send the load query messages to the base station controller BSC of CDMA2000 1x system;
The second receiving element, the load query response message sent for the BSC that receives described CDMA2000 1x system, described load query response message comprises the indication information whether CDMA2000 1x system loading transships;
The second transmitting element, for when described indication information is described CDMA2000 1x system loading nonoverload, to the BSC transmitting system switching message of described CDMA2000 1x system, indicate the BSC of described CDMA2000 1x system that described HAT is switched to described CDMA2000 1x system and carries out data service from described CDMA2000 1x EV-DO system.
A kind of device of load balancing comprises:
Receiving element, the load query messages sent for the access network AN that receives CDMA2000 1X EV-DO system;
Judging unit, for the load that judges CDMA2000 1x system whether higher than the second thresholding;
Transmitting element, during not higher than described the second thresholding, send to the indication information of described CDMA2000 1x system loading nonoverload the AN of described CDMA2000 1X EV-DO system for the load when judging described CDMA2000 1x system;
Performance element, the system switching message sent for the AN that receives described CDMA2000 1X EV-DO system, be switched to hybrid access terminal HAT described CDMA2000 1x system and carry out data service from described CDMA2000 1X EV-DO system.
The control method of the load balancing that the embodiment of the present invention provides and device, when the load of described CDMA2000 1X EV-DO system during higher than the first thresholding, BSC to CDMA2000 1x system sends the load query messages, when described CDMA2000 1x system loading nonoverload, described HAT is switched to described CDMA2000 1x system and carries out data service from described CDMA2000 1X EV-DO system.Can't solve CDMA2000 1X EV-DO system with prior art compares with the load balancing of CDMA2000 1x system, utilize the scheme provided in the embodiment of the present invention to transship at CDMA2000 1X EV-DO system loading, and during CDMA2000 1x system loading nonoverload, described HAT is switched to described CDMA2000 1x system and carries out data service from described CDMA2000 1X EV-DO system, realized the load balancing of CDMA2000 1X EV-DO system and CDMA2000 1x system.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The flow chart of the control method of a kind of load balancing that Fig. 1 provides for the embodiment of the present invention 1;
The flow chart of the control method of the alternative load balancing that Fig. 2 provides for the embodiment of the present invention 1;
The block diagram of the device of a kind of load balancing that Fig. 3 provides for the embodiment of the present invention 1;
The block diagram of the device of the alternative load balancing that Fig. 4 provides for the embodiment of the present invention 1;
The flow chart of the control method of the load balancing that Fig. 5 provides for the embodiment of the present invention 2;
The block diagram of the device of a kind of load balancing that Fig. 6 provides for the embodiment of the present invention 2;
The block diagram of the device of the alternative load balancing that Fig. 7 provides for the embodiment of the present invention 2.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
The load balancing that following examples be take between CDMA2000 1x EV-DO and CDMA2000 1x system describes as example, and CDMA2000 1x EV-DO system is called for short the DO system, and CDMA2000 1x system is called for short the 1X system.
Embodiment 1
The present embodiment provides a kind of control method of load balancing, and as shown in Figure 1, the method comprises:
Before step 102, need the load that judges described DO system whether higher than the first thresholding, when the load of described DO system during higher than the first thresholding, to the base station controller BSC of 1x system, send the load query messages.
The executive agent of above steps can be the AN (Access Network, access network) of DO system, and that concrete can be the BSC in DO system AN.
The present embodiment also provides the control method of another kind of load balancing, and as shown in Figure 2, the method comprises:
The executive agent of above steps can be the BSC of 1X system.
In order to realize the control method of above-mentioned load balancing, the present invention also provides a kind of device of load balancing, and as shown in Figure 3, this device comprises: the first receiving element 301, the first transmitting element 302, the second receiving element 303, the second transmitting element 304.
The first receiving element 301, the connection request message sent under the DO system for receiving hybrid access terminal HAT;
The first transmitting element 302, for the load when described DO system during higher than the first thresholding, send the load query messages to the base station controller BSC of 1x system;
The second receiving element 303, the load query response message sent for the BSC that receives described 1x system, described load query response message comprises the indication information whether the 1x system loading transships;
The second transmitting element 304, for when described indication information is described 1x system loading nonoverload, to the BSC transmitting system switching message of described 1x system, indicate the BSC of described 1x system that described HAT is switched to described 1x system and carries out data service from described DO system.
Device shown in Fig. 3 can be the AN of DO system, the BSC in the AN of DO system that concrete can be.
In order to realize the judgement to the load of above-mentioned 1x system, the present invention also provides a kind of device of load balancing, and as shown in Figure 4, this device comprises: receiving element 401, judging unit 402, transmitting element 403, performance element 404.
Receiving element 401, the load query messages sent for the access network AN that receives the DO system;
Judging unit 402, for the load that judges the 1x system whether higher than the second thresholding;
Transmitting element 403, during not higher than described the second thresholding, send to the indication information of described 1x system loading nonoverload the AN of described DO system for the load when judging described 1x system;
Device shown in Fig. 4 can be specifically the BSC of 1x system.
The connection request message sent under the DO system by receiving HAT in the present embodiment, and judged the load of DO system by the AN of described DO system, when the load of described DO system during higher than the first thresholding, BSC to described 1x system sends the load query messages, judged the load of 1x system by the BSC of described 1x system, when the load of described 1x system during lower than the second thresholding, the AN of described DO system is to the BSC transmitting system switching message of described 1x system, indicate the BSC of described 1x system that described HAT is switched to described 1x system and carries out data service from described DO system.That is to say, when the load of described DO system high, and when the load of described 1x system hangs down, described HAT is switched to described 1x system and carries out data service from described DO system, can solve like this in prior art the problem of the load balancing that can not realize DO system and 1x system, realize the load balancing of DO system and 1x system.
Embodiment 2
It should be noted that, the application scenarios provided in the embodiment of the present invention is: when HAT carries out data processing at needs, initiate connection request from the DO system, and when the DO system loading is high, can be switched under the 1x system and carry out data processing, to reach the purpose of the load balancing from the DO system to the 1x system.
A kind of control method of load balancing is provided in the present embodiment, and as shown in Figure 5, the method comprises:
Step 501, HAT AN to the DO system under the DO system sends connection request message;
Step 502, the AN of DO system receives the connection request message that HAT sends from the DO system, and whether the load that judges described DO system is higher than the first thresholding;
Common described AN is the connecting system between telecommunication department service node and subscriber terminal equipment, makes subscriber terminal equipment be linked into service node, can support to comprise the Access Network of arrowband and the comprehensive access of broadband multiple business.In the embodiment of the present invention, AN can be the access network be applied under the DO system, generally includes BTS (Base Transceiver Station, base transceiver station) and base station controller BSC.
For example: the described load normally number of users in community determines, described the first thresholding is configured according to practical experience by the user, be used for judging whether the load of described DO system transships.Number of users in community during higher than the first thresholding, illustrates that the load of described DO system is higher than the first thresholding.
Step 503, connects for described HAT sets up data service during not higher than described the first thresholding when the load of described DO system under described DO system.
During not higher than described the first thresholding, the load nonoverload of described DO system is described when the load of described DO system, can be by described DO system deal with data business.
Step 504, when the load of described DO system, during higher than the first thresholding, the AN of described DO system sends the load query messages to the base station controller BSC of 1x system; Described BSC is applied under the 1x system.
During higher than the first thresholding, the traffic overload of described DO system is described when the load of described DO system, now described DO system can not be processed this data service.Thereby this step sends the load query messages to base station controller BSC further, to inquire the 1X system, whether can process this data service.
Step 505, the BSC of described 1x system receives the load query messages that the AN of described DO system sends, and whether the load that judges the 1x system is higher than the second thresholding;
BSC is the tie point between base transceiver station and mobile switching centre, and major function is to carry out the wireless channel management, implement to call out and foundation and the dismounting of communication link, and is controlled etc. for the handover of travelling carriage in this controlled area.
The BSC of described 1x system can inquire about the load of described 1x system in the present invention, and judges whether the load of 1x system transships.
Described the second thresholding is used for judging whether the load of described 1x system transships.The set-up mode of the setting of described the second thresholding and described the first thresholding is similar, specifically can be referring to the set-up mode of the first thresholding in step 502.
Step 506, during higher than described the second thresholding, send to the indication information of described 1x system loading overload the AN of described DO system when the load of judging described 1x system;
Step 507, when described indication information is described 1x system loading overload, exit the connection request flow process of described HAT.
When described DO system loading overload, when described 1x system loading also transships, illustrate that now DO system and 1x system all can not the deal with data business, exit the connection request flow process of described HAT.
Step 508, during not higher than described the second thresholding, send to the indication information of described 1x system loading nonoverload the AN of described DO system when the load of judging described 1x system;
Step 509, the AN of described DO system receives the load query response message of the BSC transmission of described 1x system, and described load query response message comprises the indication information whether load of 1x system transships.When described indication information is described 1x system loading nonoverload, the AN of described DO system sends connection refused message to described HAT, can't be at described DO system made service connection to notify described HAT.
Step 510, when described indication information is described 1x system loading nonoverload, the AN of described DO system, to the BSC transmitting system switching message of described 1x system, indicates the BSC of described 1x system that described HAT is switched to described 1x system and carries out data service from described DO system;
When described DO system loading overload, during described 1x system loading nonoverload, the AN of described DO system sends connection refused message to described HAT, can't be at described DO system made service connection to notify described HAT; And the AN of described DO system is to the BSC transmitting system switching message of described 1x system.Now, in order to alleviate the load of described DO system, system is switched to data service to be processed under described DO system under described 1x system and carries out data service, to reach the loads of data traffic equilibrium of described DO system and described 1x system.
Step 511, the BSC of described 1x system receives the system switching message of the AN transmission of described DO system, and described HAT is switched to described 1x system and carries out data service from described DO system.
Particularly, after the BSC of described 1x system receives the system switching message that the AN of described DO system sends, by the data service of 1x system made the process that enters data processing, can adopt following sub-step to realize:
Step 5110, after the BSC of described 1x system receives the system switching message that the AN of described DO system sends, send the data service request message to the MSC (Mobile Switch Center, mobile switching centre) of 1X system;
Step 5111, the MSC of described 1X system sends paging request message to the BSC of described 1x system;
Step 5112, the BSC of described 1x system sends to described HAT by the described paging request message received;
Step 5113, described HAT receives described paging request message, and page-response message is sent to the BSC of described 1x system;
Step 5114, the BSC of described 1x system sets up and is connected with the data service of described 1x system after receiving the page-response message of described HAT transmission, and described HAT can carry out data processing under described 1x system.
It should be noted that, a kind of scheme that is switched to the 1x system under the 1x/DO hybrid system from the DO system is provided in prior art, while initiating the call request connection from the DO system as HAT, if the DO system goes wrong, for example, when the load of DO system is higher, the DO system will send the refusal connection message to HAT.HAT receives this refusal connection message from the DO system, stops the operation of DO system, and the terminal MS M chip controls call connection of HAT is switched to the 1x system.Then, the HAT request of again making a call from the 1x system connects, and completes the operation that receives or send data on the 1x system.Yet the scheme that prior art provides needs terminal to coordinate the MSM chip of upgrading magnanimity, need terminal to pay a high price, and the scheme that prior art provides can't solve the problem of DO system and the equilibrium of 1x system loading.
In the embodiment of the present invention, when DO system loading overload, in the situation of 1x system loading nonoverload, HAT can be switched to the connection request sent from the DO system under the 1x system, sets up the data service of 1x system, enters the data processing of 1x system.Coordinate the upgrading chip with needing terminal in prior art, and can't solve the DO system compares with the problem of 1x system loading equilibrium, the present invention is by grid side complete independently, do not need the terminal use to coordinate upgrading terminals software, carry out data processing, solved DO system and the equilibrium of 1x system loading and only need grid side control HAT to be switched to the 1x system from the DO system.
The present embodiment provides a kind of device of load balancing, described device is specifically as follows the AN of DO system, that concrete can be the BSC in the AN of DO system, as shown in Figure 6, this device comprises: the first receiving element 601, the first transmitting element 602, the second receiving element 603, the second transmitting element 604, judging unit 605, linkage unit 606, exit unit 607, the 3rd transmitting element 608,
The first receiving element 601, the connection request message sent under the DO system for receiving hybrid access terminal HAT, after the AN of described DO system receives described connection request message, judging unit 605 judges that whether the load of described DO system is higher than the first thresholding.
Described judging unit 605, for the load that judges described DO system whether higher than the first thresholding; The load of judging described DO system when described judging unit 605 during not higher than described the first thresholding, is connected for described HAT sets up data service under described DO system by linkage unit 606; The load of judging described DO system when described judging unit 605 is during higher than the first thresholding, and the first transmitting element 602 sends the load query messages to the base station controller BSC of 1x system.
The second receiving element 603, the load query response message sent for the BSC that receives described 1x system, described load query response message comprises the indication information whether the 1x system loading transships.
When described indication information is described 1x system loading overload, by the connection request flow process that exits unit 607 and exit described HAT.When described indication information is described 1x system loading nonoverload, the 3rd transmitting element 608 sends connection refused message to described HAT, can't be at described DO system made service connection to notify described HAT.Then, the second transmitting element 604, to the BSC transmitting system switching message of described 1x system, indicates the BSC of described 1x system that described HAT is switched to described 1x system and carries out data service from described DO system.
The present embodiment receives by the AN by the DO system connection request message that HAT sends under the DO system, then judge whether the DO system transships, when the DO system overload, send the message of 1x system loading inquiry to the BSC of 1x system, then be 1x system loading nonoverload when the AN of described DO system receives the query messages that the BSC of described 1x system sends, described HAT be switched to described 1x system and carry out data service from described DO system.The problem balanced with the 1x system loading with solving the DO system in prior art compared, and the present invention has realized the load balancing switching from the DO system to the 1x system, has solved the problem of DO system and the equilibrium of 1x system loading.
The present embodiment provides the device of another kind of load balancing, and described device is specially the BSC of 1x system, and as shown in Figure 7, this device comprises: receiving element 701, judging unit 702, transmitting element 703, performance element 704.
Receiving element 701, the load query messages sent for the AN that receives the DO system.
After described receiving element 701 receives load inquiry that the AN of DO system sends and disappears, by judging unit 702, judge that whether the load of 1x system is higher than the second thresholding.
The load of judging described 1x system when judging unit 702 is not during higher than described the second thresholding, and transmitting element 703 sends to the indication information of described 1x system loading nonoverload the AN of described DO system.
Described transmitting element 703 also during higher than described the second thresholding, sends to the indication information of described 1x system loading overload the AN of described DO system for the load when judging described 1x system.
Work as the traffic overload of DO system in the present embodiment, receive the load Query Information of the AN transmission of DO system by the BSC of 1x system, then whether the load of judgment unit judges 1x system is higher than the second thresholding, when the load of described 1x system not higher than the second thresholding, while being the load nonoverload of described 1x system, HAT is switched to described 1x system and carries out data service from described DO system.This has just solved the problem that can't realize DO system and the equilibrium of 1x system loading in the prior art, and the maximum using spectrum efficiency improves the user and experiences.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by the described protection range with claim.
Claims (12)
1. the control method of a load balancing, is characterized in that, comprising:
Receive the connection request message that hybrid access terminal HAT sends under CDMA2000 1x EV-DO system;
When the load of described CDMA2000 1x EV-DO system during higher than the first thresholding, to the base station controller BSC of CDMA2000 1x system, send the load query messages;
Receive the load query response message of the BSC transmission of described CDMA2000 1x system, described load query response message comprises the indication information whether CDMA2000 1x system loading transships;
When described indication information is described CDMA2000 1x system loading nonoverload, to the BSC transmitting system switching message of described CDMA2000 1x system, indicate the BSC of described CDMA2000 1x system that described HAT is switched to described CDMA2000 1x system and carries out data service from described CDMA2000 1x EV-DO system.
2. the control method of load balancing according to claim 1, is characterized in that, also comprises:
When the load of described CDMA2000 1X EV-DO system, during not higher than described the first thresholding, under described CDMA2000 1X EV-DO system, for setting up data service, described HAT connects.
3. the control method of load balancing according to claim 1, is characterized in that, also comprises:
When described indication information is described CDMA2000 1x system loading overload, exit the connection request flow process of described HAT.
4. the control method of load balancing according to claim 1, it is characterized in that, before the described switching of the BSC transmitting system to described CDMA2000 1x system message, also comprise: when described indication information is described 1x system loading nonoverload, send connection refused message to described HAT, can't be at described CDMA2000 1X EV-DO system made service connection to notify described HAT.
5. the control method of a load balancing, is characterized in that, comprising:
Receive the load query messages of the access network AN transmission of CDMA2000 1X EV-DO system;
Judge that whether the load of CDMA2000 1x system is higher than the second thresholding;
During not higher than described the second thresholding, the indication information of described CDMA2000 1x system loading nonoverload is sent to the AN of described CDMA2000 1X EV-DO system when the load of judging described CDMA2000 1x system;
Receive the system switching message of the AN transmission of described CDMA2000 1X EV-DO system, hybrid access terminal HAT is switched to described CDMA2000 1x system and carries out data service from described CDMA2000 1X EV-DO system.
6. the control method of load balancing according to claim 5, is characterized in that, also comprises:
During higher than described the second thresholding, the indication information of described CDMA2000 1x system loading overload is sent to the AN of described CDMA2000 1X EV-DO system when the load of judging described CDMA2000 1x system.
7. the device of a load balancing, is characterized in that, comprising:
The first receiving element, the connection request message sent under CDMA2000 1X EV-DO system for receiving hybrid access terminal HAT;
The first transmitting element, for the load when described CDMA2000 1X EV-DO system during higher than the first thresholding, send the load query messages to the base station controller BSC of CDMA2000 1x system;
The second receiving element, the load query response message sent for the BSC that receives described CDMA2000 1x system, described load query response message comprises the indication information whether CDMA2000 1x system loading transships;
The second transmitting element, for when described indication information is described CDMA2000 1x system loading nonoverload, to the BSC transmitting system switching message of described CDMA2000 1x system, indicate the BSC of described CDMA2000 1x system that described HAT is switched to described CDMA2000 1x system and carries out data service from described CDMA2000 1X EV-DO system.
8. the device of load balancing according to claim 7, is characterized in that, also comprises:
Judging unit, for the load that judges described CDMA2000 1X EV-DO system whether higher than the first thresholding;
Linkage unit, connects for described HAT sets up data service during not higher than described the first thresholding for the load when described CDMA2000 1X EV-DO system under described CDMA2000 1X EV-DO system.
9. the device of load balancing according to claim 7, is characterized in that, also comprises:
Exit unit, when when described indication information being described CDMA2000 1x system loading overload, exit the connection request flow process of described HAT.
10. the device of load balancing according to claim 7, is characterized in that, also comprises:
The 3rd transmitting element, when when described indication information being described CDMA2000 1x system loading nonoverload, for to described HAT, sending connection refused message, can't be at described CDMA2000 1X EV-DO system made service connection to notify described HAT.
11. the device of a load balancing, is characterized in that, comprising:
Receiving element, the load query messages sent for the access network AN that receives CDMA2000 1X EV-DO system;
Judging unit, for the load that judges CDMA2000 1x system whether higher than the second thresholding;
Transmitting element, during not higher than described the second thresholding, send to the indication information of described CDMA2000 1x system loading nonoverload the AN of described CDMA2000 1X EV-DO system for the load when judging described CDMA2000 1x system;
Performance element, the system switching message sent for the AN that receives described CDMA2000 1X EV-DO system, be switched to hybrid access terminal HAT described CDMA2000 1x system and carry out data service from described CDMA2000 1X EV-DO system.
12. the device of load balancing according to claim 11, it is characterized in that, described transmitting element also during higher than described the second thresholding, sends to the indication information of described CDMA2000 1x system loading overload the AN of described CDMA2000 1X EV-DO system for the load when judging described CDMA2000 1x system.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110048494.7A CN102111815B (en) | 2011-02-28 | 2011-02-28 | Method and device for controlling load balance |
| PCT/CN2012/071423 WO2012116609A1 (en) | 2011-02-28 | 2012-02-22 | Load balance control method and apparatus |
| US13/728,255 US8867416B2 (en) | 2011-02-28 | 2012-12-27 | Method and apparatus for controlling load balance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110048494.7A CN102111815B (en) | 2011-02-28 | 2011-02-28 | Method and device for controlling load balance |
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| CN102111815A CN102111815A (en) | 2011-06-29 |
| CN102111815B true CN102111815B (en) | 2013-12-18 |
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| CN201110048494.7A Active CN102111815B (en) | 2011-02-28 | 2011-02-28 | Method and device for controlling load balance |
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| Country | Link |
|---|---|
| US (1) | US8867416B2 (en) |
| CN (1) | CN102111815B (en) |
| WO (1) | WO2012116609A1 (en) |
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| CN102111815B (en) * | 2011-02-28 | 2013-12-18 | 华为技术有限公司 | Method and device for controlling load balance |
| EP2824964A4 (en) * | 2012-04-06 | 2015-03-18 | Huawei Tech Co Ltd | Load control method for wireless communication system and wireless communication system |
| CN103945457B (en) * | 2013-01-18 | 2018-04-17 | 上海诺基亚贝尔股份有限公司 | The method and apparatus of load balancing under the heterogeneous network of Cellular Networks and WLAN |
| JP2014236354A (en) * | 2013-05-31 | 2014-12-15 | 株式会社Ｎｔｔドコモ | Base station, user device, congestion state notification control method and switchover control method |
| CN104767772B (en) * | 2014-01-03 | 2020-03-10 | 腾讯科技（深圳）有限公司 | Method and device for processing request information |
| US11109293B1 (en) | 2018-08-06 | 2021-08-31 | T-Mobile Usa, Inc. | Triggering terminal handover after session-request message |
| US20220337677A1 (en) * | 2019-09-17 | 2022-10-20 | Beijing Xiaomi Mobile Software Co., Ltd. | Information acquiring methods and apparatuses, and electronic devices |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2012116609A1 (en) | 2012-09-07 |
| US8867416B2 (en) | 2014-10-21 |
| US20130114406A1 (en) | 2013-05-09 |
| CN102111815A (en) | 2011-06-29 |
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